Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 4.71
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -7.07 -0.375 2.65
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index -3.76
Calving Interval (days) 1.94 -1.459 -2.83
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -0.30
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 0.68

* Based on an €80/tonne carbon price